Slipper



FIG. 1 is a top, front, left side perspective view of a slipper showingmy new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevation thereof;

FIG. 6 is a rear elevation thereof; and,

FIG. 7 is a bottom plan view thereof.

The ornamental design for a slipper, as shown and described.